Organometallic polymorphism.: Synthesis and structural characterization of two forms of [Ru(η6-C6H6)(η6-C6H4(CH3)COOCH3)][BF4]2 and the phase transition in [Ru(η5-C5H5)(η6 -C6H5OH)][PF6]

被引:12
作者
Braga, D
Abati, A
Scaccianoce, L
Johnson, BFG
Grepioni, F
机构
[1] Univ Bologna, Dipartimento Chim G Ciamician, I-40126 Bologna, Italy
[2] Univ Cambridge, Dept Chem, Cambridge CB2 1EW, England
[3] Univ Sassari, Dipartimento Chim, I-07100 Sassari, Italy
关键词
organometallic materials; ruthenium sandwich complexes; organometallic polymorphism; phase transitions;
D O I
10.1016/S1293-2558(01)01197-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The synthesis and structural characterization of the complex [Ru(eta (6)-C6H6)(eta (6)-C6H4(CH3)COOCH3)][BF4](2) (2) and of its precursor [Ru(eta (6)-C6H4(CH3)COOCH3)Cl-2](2) (1) are reported. Compound (2) has been characterized in two polymorphic modifications (2a and 2b) and the molecular organization in the solid state has been investigated. The complex [Ru(eta (5)-C5H5)(eta (6)-C6H5OH)][PF6] (3) has also been investigated; it has been shown to possess a disorder similar to that observed in the high temperature phase of related systems such as [Ru(eta (5)-C5H5)(eta (6)-C6H6)][PF6]. (C) 2001 Editions scientifiques et medicales Elsevier SAS. All rights reserved.
引用
收藏
页码:783 / 788
页数:6
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